Home / 18,577.20-25,632.64-11,022.46

Finding the Fourth Proportional to 18,577.20, 25,632.64 and 11,022.46

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Solution

The fourth proportional to 18,577.20, 25,632.64 and 11,022.46 is: 15,208.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,577.20 : 25,632.64 = 11,022.46 : x
  2. Step 2: Convert to fraction form
    18,577.20/25,632.64 = 11,022.46/x
  3. Step 3: Cross multiply
    18,577.20x = 25,632.64 × 11,022.46
  4. Step 4: Simplify right side
    18,577.20x = 282,534,749.09
  5. Step 5: Solve for x
    x = 282,534,749.09/18,577.20
  6. Step 6: Final answer
    x = 15,208.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.